Unrated severityNVD Advisory· Published Nov 10, 2026

CVE-2026-126129

Description

The Auth0 ASP.NET Core Authentication SDK incorrectly determines a session's OIDC Back-Channel Logout status, which may result in a logged-out session being accepted for access to protected endpoints.

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LLM-synthesized narrative grounded in this CVE's description and references.

Affected products

Auth0/Auth0 ASP.NET Core Authentication SDKllm-create
Okta/Auth0 ASP.NET Core Authentication SDKllm-create

Patches

Vulnerability mechanics

References

trust.okta.com/security-advisories/improper-backchannel-session-revocation-in-the-auth0-asp-net-core-authentication-sdk-cve-2026-126129nvd

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